mtg size card Katomula 100 Sleeves with 100 Inner Sleeves, Textured Back Art Sleeves, Fit Standard Cards The Gathering MTG Card Size/Dimensions, Weight, and

The front side is okay as a narrow three-mana tutor, although there are more efficient or flexible options if you are trying to tutor up Auras or Gods

Curiosity is a classic example, but there are other options out there

Hell, its not even as good as Ultima in most situations

The town cycle are kinda like MDFC lands, except you still get to play the land even if you cast the spell

The tradeoff is that you need to get to 50 life and it doesnt impact the board

Note that in addition to the Hydras proper in Green, we have some colorless ones like Endless One that don't have an entry cost to drop, so they are bigger as result